Home / 65,657,903.14-90,612,594.99-36,288,604.54

Finding the Fourth Proportional to 65,657,903.14, 90,612,594.99 and 36,288,604.54

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Solution

The fourth proportional to 65,657,903.14, 90,612,594.99 and 36,288,604.54 is: 50,080,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,657,903.14 : 90,612,594.99 = 36,288,604.54 : x
  2. Step 2: Convert to fraction form
    65,657,903.14/90,612,594.99 = 36,288,604.54/x
  3. Step 3: Cross multiply
    65,657,903.14x = 90,612,594.99 × 36,288,604.54
  4. Step 4: Simplify right side
    65,657,903.14x = 3,288,204,625,935,295
  5. Step 5: Solve for x
    x = 3,288,204,625,935,295/65,657,903.14
  6. Step 6: Final answer
    x = 50,080,865.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.